1. PowerPoint® Presentations in World History
The Scientific Revolution
By Jason Neiffer
Bill Williams, Editor
Kerry Gordonson, Editor
Dr. Aaron Willis, Project Coordinator
Shoshana Muhammad, Editorial Assistant
Melissa Kaplan, Editorial Assistant
Amanda Harter, Editorial Assistant
Social Studies School Service
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3. The
Scientific
Revolution

4. What Was the Scientific
Revolution?
• A revolution in human understanding and knowledge about
the physical universe
• 17th century
• Began with Kepler, Galileo
• Ended with Newton

5. “Science” Before
the Scientific Revolution
• Based almost entirely
on reasoning
• Experimental method
or observation wasn’t
used at all
• Science in medieval
times
• Alchemy
• Astrology
A medieval alchemist

6. Factors Leading to
the Scientific Revolution
• Rise of
universities
• Contact with
non-Western
societies
• The
Renaissance
• Exploration

7. Rationalism
• Reason, not tradition, is the
source of all knowledge
• René Descartes (1596–1650)
• French philosopher and
mathematician
• Cogito ergo sum (“I think,
therefore, I am”)
• Deductive reasoning
René Descartes

8. Empiricism
• The belief that experience is
the only true source of
knowledge
• Roger Bacon
• Shift toward empiricism a
hallmark of the Scientific
Revolution
• Helped lead to the
development of the scientific
method
Roger Bacon

9. Francis Bacon and
the Scientific Method
• 1561–1626
• English philosopher and
empiricist
• Inductive reasoning
• Argued for experimental
methodology

10. The Scientific Method
Science as a multiple-step process:
1. Observe an 2. Develop a 3. Test the
object or theory that theory with
phenomenon explains the experiments
object or
phenomenon

11. Roots of Scientific Thought:
Aristotle
• 4th century BCE Greek
philosopher and scientist
• Wrote several scientific works
• His work laid the foundation for
scientific study through the
medieval era
• Gravity/Theory of falling objects
• Astronomy: Crystal spheres

12. Roots of Scientific Thought:
Ptolemy
• 2nd century CE Greek
astronomer, mathematician,
and geographer
• The Almagest (Syntaxis)
• Geocentric (earth-centered)
model of the universe
• Motion of the planets